2015702940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{241691}}^1$

素因数の和:241842

約数の個数: 48

約数和(自身を含む): 5684595840

約数和(自身を除く): 3668892900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 241691, 483382, 725073, 966764, 1208455, 1450146, 2416910, 2900292, 3625365, 4833820, 7250730, 14501460, 33595049, 67190098, 100785147, 134380196, 167975245, 201570294, 335950490, 403140588, 503925735, 671900980, 1007851470, 2015702940]

約数ペア:

[(1, 2015702940), (2, 1007851470), (3, 671900980), (4, 503925735), (5, 403140588), (6, 335950490), (10, 201570294), (12, 167975245), (15, 134380196), (20, 100785147), (30, 67190098), (60, 33595049), (139, 14501460), (278, 7250730), (417, 4833820), (556, 3625365), (695, 2900292), (834, 2416910), (1390, 1450146), (1668, 1208455), (2085, 966764), (2780, 725073), (4170, 483382), (8340, 241691)]